For any given year, it has five waves of survey questions asking for details about household spending in the previous three months in numerous categories such as food, housing, and travel. (fidelity.com)
For example, we have been asking lawyers survey questions in a mandatory way for several years. (notjustforlawyers.com)
Consider the sources: Response differences among teachers, principals and districts on survey questions about their education policy environment. (wallacefoundation.org)